Matches 1 - 50 out of 57 1 2 >
Match Document Document Title
7383922 Load stopping system  
A load stopping system for mechanically stopping a load in a relatively slow and controlled manner using rotational and frictional forces. The system includes a glide rod, a guide collar that moves...
7258202 Creation of temporary safety spaces for elevators  
The invention provides an elevator having a car movable along guide rails mounted in a shaft. The elevator comprises an inspection control station mounted on top of the car and accessible via a...
6966409 Backup power device for elevator  
Backup power device for an elevator comprises a brake including a brake controller and a manual brake rod, a damping assembly including a roller at one end of a lever, and a wheel having alternate...
6598709 Auxiliary device for displacing a payload receptacle of an elevator  
An auxiliary device for displacing a payload receptacle, which stands outside a station, into one of the stations. The auxiliary device includes a temporarily activatable brake release device for...
6516921 Protective means against inertial slip of elevator cab during brake release in an emergency  
A manual brake release control structure having a linking member cooperates with an escape and protection mechanism for an elevator to protect an emergently braked elevator cab against inertial...
6481534 Apparatus for maintaining adequate overhead space for car top mechanics in elevator systems  
Apparatus for maintaining adequate overhead space for a worker located upon the roof of an elevator car having a drive mechanism that disengages under a given load. A brace is secured to the car...
6374953 Vertical plunger brake control device  
Improved apparatus for manually releasing and controlling an elevator hoist brake having a solenoid with a vertically-actuated, flanged plunger operable to drive the brake shoes apart in opposition...
6273216 Emergency release device  
An emergency release device for an elevator for persons that includes manually operable drive elements, by which the elevator cage can be moved by way of the elevator drive. The device further...
6273215 Multi vehicle position cantilevered lift  
A multiple vehicle position cantilevered lift comprising a stiff support for a cantilevered lift, said support being sized so as to be resistant to twist and torque loads, said support having a...
6179090 Elevator hoist brake release apparatus  
Improved means for manually and controllably releasing elevator hoist brakes having brake shoes urgeable into locking position by brake springs, said apparatus comprising a support bar, a first arm...
6032763 Equipment for immobilizing an elevator car  
A carriage for supporting an elevator car includes a drive unit, a spaced generally parallel support unit and a pair of lower yokes connecting the units. The carriage is movable along a pair of...
4333549 Car blocking apparatus  
An elevator car blocking apparatus is disclosed. A small, portable blocking apparatus is initially strapped to the elevator guide rail. It includes a roller and a retainer on which the car rests...
2407655 Scaffold  
2379553 Working platform for elevator hoistways  
2190330 Submersible chamber  
1817693 Silo elevator  
1443841 Elevator brake  
1360653 Safety attachment for elevators  
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Matches 1 - 50 out of 57 1 2 >